package com.atguigu.gulimall.ware.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;

@Configuration
public class MyMqConfig {
    @Bean
    MessageConverter messageConverter() {
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    Exchange stockEventExchange() {
        return new TopicExchange("stock-event-exchange", true, false, null);
    }

    @Bean
    Queue releaseStockQueue() {
        return new Queue("stock.release.stock.queue", true, false, false, null);
    }

    @Bean
    Queue delayQueue() {
        HashMap<String, Object> args = new HashMap<>();
        args.put("x-dead-letter-exchange","stock-event-exchange");
        args.put("x-dead-letter-routing-key","stock.release.order");
        args.put("x-message-ttl",10000);
        return new Queue("stock.delay.queue", true, false, false, args);
    }

    @Bean
    Binding releaseQueueBinding() {
        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE
                , "stock-event-exchange",
                "stock.release.#"
                , null);
    }
    @Bean
    Binding delayQueueBinding() {
        return new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE
                , "stock-event-exchange",
                "stock.locked"
                , null);
    }
}
